420045294939 has 16 divisors (see below), whose sum is σ = 562943768352. Its totient is φ = 278591609088.

The previous prime is 420045294841. The next prime is 420045294941. The reversal of 420045294939 is 939492540024.

It is not a de Polignac number, because 420045294939 - 2¹³ = 420045286747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420045294891 and 420045294900.

It is not an unprimeable number, because it can be changed into a prime (420045294979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155607 + ... + 929679.

It is an arithmetic number, because the mean of its divisors is an integer number (35183985522).

Almost surely, 2^420045294939 is an apocalyptic number.

420045294939 is a deficient number, since it is larger than the sum of its proper divisors (142898473413).

420045294939 is a wasteful number, since it uses less digits than its factorization.

420045294939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775006.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 420045294939 in words is "four hundred twenty billion, forty-five million, two hundred ninety-four thousand, nine hundred thirty-nine".